Andrew Morton wrote: > On Fri, 08 Aug 2008 11:47:51 +0100 David Vrabel <[EMAIL PROTECTED]> wrote: > >> 2.6.27-rc1 kernels appear to corrupt the EEPROM/NVM of the 8086:294c >> ethernet device (ICH9 I think). After hacking the driver to ignore the >> bad CRC and MAC address I could view the EEPROM with ethtool and it was >> all 0xff. >> >> Testing EEPROM reads and writes with ethtool appeared to work but after >> a reboot of the system the ethernet device (see lspci -v output) was no >> longer present. Could invalid EEPROM contents with a valid CRC (as >> would be the case after my read/write tests) result in the device >> failing to enumerate on the PCIe bus?
FYI, Jesse Brandeburg replied off-list and said that a corrupt EEPROM with a valid CRC can result in the device failing to enumerate. > Is this still happening in Linus's current tree? I don't know, and I'm reluctant to try until I have a reliable way to restore an erased EEPROM. > Was 2.6.26 OK? 2.6.26 was fine. David -- David Vrabel, Senior Software Engineer, Drivers CSR, Churchill House, Cambridge Business Park, Tel: +44 (0)1223 692562 Cowley Road, Cambridge, CB4 0WZ http://www.csr.com/ ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ E1000-devel mailing list E1000-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/e1000-devel